package com.situ.springboot.aspect;

import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.annotation.Aspect;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Component;

@Aspect
@Component
public class ServiceLogAspect {
    private static  final Logger logger = LoggerFactory.getLogger(ServiceLogAspect.class);

    @Around("execution(* com.situ.springboot.service.impl.*.*(..))")
    public Object recordTime(ProceedingJoinPoint joinPoint) throws Throwable {
        logger.info("=======开始执行{}.{}=========", joinPoint.getTarget().getClass(), joinPoint.getSignature().getName());

        //记录开始时间
        long begin = System.currentTimeMillis();

        //执行目标对象service中代码
        Object result = joinPoint.proceed();

        //模拟一个耗时的操作
        /*try {
            Thread.sleep(2000);
        } catch (InterruptedException e) {
            throw new RuntimeException(e);
        }*/
        //记录结束时间
        long end = System.currentTimeMillis();
        long takeTime = end - begin;
        //严重程度： error>warn>info
        if (takeTime > 3000) {
            logger.error("========执行结束，耗时{}毫秒=========", takeTime);
        } else if (takeTime > 2000) {
            logger.warn("========执行结束，耗时{}毫秒=========", takeTime);
        } else {
            logger.info("========执行结束，耗时{}毫秒=========", takeTime);
        }

        return result;
    }

}
